Oliver, Piran
Current rating: 1439
| Grand Prix Utrecht 2015 (MM2 limited) | starting rating: 1469 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 32 | Coeckelbergh, Gert (1688) | Lost 1-2 | -151454 |
| 2sealed | 453 | Vanhapiha, Lauri (1482) | Lost 0-2 | -171437 |
| 3sealed | 649 | Rotthier, Dion (1463) | Won 2-0 | +181455 |
| 4sealed | 512 | Sleegers, Dimitri (1519) | Lost 1-2 | -161439 |
| top | average opponent: 1538record: 1-3 | new rating: 1439 | ||
| Grand Prix Stockholm 2014 (KTK standard) | starting rating: 1502 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 209 | Fors, Johan (1447) | Won 2-1 | +171519 |
| 2standard | 231 | Skold, Oskar (1790) | Lost 1-2 | -131506 |
| 3standard | 340 | Halmeniemi, Aku (1482) | Lost 1-2 | -181488 |
| 4standard | 430 | Urvoy, Frederic (1415) | Won 2-1 | +161504 |
| 5standard | 355 | Lambrich, Benjamin (1512) | Lost 0-2 | -171487 |
| 6standard | 369 | Edstrom, Anton (1486) | Lost 1-2 | -181469 |
| top | average opponent: 1522record: 2-4 | new rating: 1469 | ||
| Grand Prix London 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 625 | Lin, Niki (1500) | Won 2-1 | +181518 |
| 2sealed | 281 | Aston, Chris (1518) | Lost 1-2 | -181500 |
| 3sealed | 461 | Shirley, Ben (1533) | Won 2-0 | +191519 |
| 4sealed | 522 | Wojciechowski, Dawid (1614) | Lost 1-2 | -171502 |
| 5sealed | 576 | Burke, Harry (1498) | Won 2-0 | +181520 |
| 6sealed | 399 | Button, Arron (1525) | Lost 0-2 | -181502 |
| top | average opponent: 1531record: 3-3 | new rating: 1502 | ||